Chisel



FIG. 1 is a perspective view of a first embodiment of a chisel;

FIG. 2 is a front elevation view of the chisel, as shown in FIG. 1;

FIG. 3 is a perspective view of a second embodiment of a chisel;

FIG. 4 is a front elevation view of the chisel, as shown in FIG. 3;

FIG. 5 is a perspective view of third embodiment of a chisel;

FIG. 6 is a front elevation view of the chisel, as shown in FIG. 5;

FIG. 7 is a perspective view of fourth embodiment of a chisel; and,

FIG. 8 is a front elevation view of the chisel, as shown in FIG. 7.

CLAIM The ornamental design for a chisel, as shown.